1. Cell Lab

2. Makeup Microscope Procedure ●Using the information on the following slides to answer all questions on your microscope lab paper ●Use the images to draw each of the organisms and to calculate cell size. ●Be sure to answer all questions & to complete all tasks as outlined on your lab paper

3. Microscope Basics ● Light microscopes magnify objects using light ● Both the eyepiece (what you look through) and the objectives (rotating lenses) magnify objects ● Magnification: ●Eyepiece: 10x object’s size ●Scanning objective: 4x object’s size ●Low objective: 10x object’s size ●High objective: 40x object’s size

4. Letter “e” slide ●Go to http://www1.broward.edu/~ssimpson/lett erE.htm http://www1.broward.edu/~ssimpson/lett erE.htm ●Read “Observations with the letter e” to help you answer the questions in your lab packet.

5. E LODEA (L OW P OWER )

6. E LODEA (H IGH P OWER )

7. O NION CELL STAINED WITH I ODINE (H IGH P OWER )

8. C HEEK C ELLS (H IGH P OWER )

9. F ROG B LOOD (L OW P OWER )

10. C ELERY C ELLS